<template>
    <div class="app-container flex">
       <el-row class="mb8">
        <el-col :span="16" class="wapper-border">
          <el-form :model="queryParams" ref="queryForm" v-show="showSearch" :inline="true">
            <el-form-item label="角色名称" prop="name">
              <el-input v-model="queryParams.name" placeholder="请输入角色名称" clearable size="small" style="width: 240px"
                        @keyup.enter.native="handleQuery"/>
            </el-form-item>
            <el-form-item label="操作人" prop="code">
              <el-input v-model="queryParams.code" placeholder="请输入操作人" clearable size="small" style="width: 240px"
                        @keyup.enter.native="handleQuery"/>
            </el-form-item>
            <el-form-item>
              <el-button v-preventReClick type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
              <el-button v-preventReClick icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
            </el-form-item>
          </el-form>
  
          <el-table ref="table" v-loading="loading" :data="roleList" show-overflow-tooltip class="margin-top table"  @selection-change="handleSelectionChange">
            <el-table-column
                  type="selection"
                  :selectable="selectable"
                  width="55">
            </el-table-column>
            <el-table-column label="角色名称" prop="name" :show-overflow-tooltip="true"  />
            <el-table-column label="角色编码" prop="code" :show-overflow-tooltip="true"  />
            <el-table-column label="操作人" prop="processor"/>
            <el-table-column label="授权时间" align="center">
              <template v-slot="scope">
                <span>{{ parseTime(scope.row.processTime) }}</span>
              </template>
            </el-table-column>
            <el-table-column label="操作" align="center" fixed="right" width="100"  class-name="small-padding fixed-width">
              <template v-slot="scope">
                <el-button v-preventReClick size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
                          v-hasPermi="['system:role:update']">查看</el-button>
              </template>
            </el-table-column>
          </el-table>
  
          <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNo" :limit.sync="queryParams.pageSize"
                      @pagination="getList"/>
        </el-col>
  
      <el-col :span="8" class="wapper-padding">
        <!-- 右侧平台功能授权 -->
        <authright ref="authright" :authrightModel="authrightModel" @emitauthrightModel="emitauthrightModel"></authright>
      </el-col>
     
       </el-row>
      <!-- 添加或修改角色配置对话框 -->
      <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
        <el-form ref="form" :model="form" :rules="rules" label-width="80px">
          <el-form-item label="角色名称" prop="name">
            <el-input v-model="form.name" placeholder="请输入角色名称" />
          </el-form-item>
          <el-form-item label="角色标识" prop="code">
            <el-input v-model="form.code" placeholder="请输入角色标识" />
          </el-form-item>
          <el-form-item label="角色顺序" prop="sort">
            <el-input-number v-model="form.sort" controls-position="right" :min="0" />
          </el-form-item>
          <el-form-item label="备注">
            <el-input v-model="form.remark" type="textarea" placeholder="请输入内容"></el-input>
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button v-preventReClick type="primary" @click="cancel">关闭</el-button>
          <!-- <el-button v-preventReClick @click="cancel">取 消</el-button> -->
        </div>
      </el-dialog>
  
      <!-- 分配角色的数据权限对话框 -->
      <el-dialog title="分配数据权限" :visible.sync="openDataScope" width="500px" append-to-body>
        <el-form :model="form" label-width="80px">
          <el-form-item label="角色名称">
            <el-input v-model="form.name" :disabled="true" />
          </el-form-item>
          <el-form-item label="角色标识">
            <el-input v-model="form.code" :disabled="true" />
          </el-form-item>
          <el-form-item label="权限范围">
            <el-select v-model="form.dataScope">
              <el-option
                v-for="item in dataScopeDictDatas"
                :key="parseInt(item.value)"
                :label="item.label"
                :value="parseInt(item.value)"
              ></el-option>
            </el-select>
          </el-form-item>
          <el-form-item label="数据权限" v-show="form.dataScope === SysDataScopeEnum.DEPT_CUSTOM">
            <el-checkbox :checked="!form.deptCheckStrictly" @change="handleCheckedTreeConnect($event, 'dept')">父子联动(选中父节点，自动选择子节点)</el-checkbox>
            <el-checkbox v-model="deptExpand" @change="handleCheckedTreeExpand($event, 'dept')">展开/折叠</el-checkbox>
            <el-checkbox v-model="deptNodeAll" @change="handleCheckedTreeNodeAll($event, 'dept')">全选/全不选</el-checkbox>
            <el-tree
              class="tree-border"
              :data="deptOptions"
              show-checkbox
              default-expand-all
              ref="dept"
              node-key="id"
              :check-strictly="form.deptCheckStrictly"
              empty-text="加载中，请稍后"
              :props="defaultProps"
            ></el-tree>
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button v-preventReClick type="primary" @click="submitDataScope">确 定</el-button>
          <el-button v-preventReClick @click="cancelDataScope">取 消</el-button>
        </div>
      </el-dialog>
  
      <!-- 分配角色的菜单权限对话框 -->
      <el-dialog :title="title" :visible.sync="openMenu" width="500px" append-to-body>
        <el-form :model="form" label-width="80px">
          <el-form-item label="角色名称">
            <el-input v-model="form.name" :disabled="true" />
          </el-form-item>
          <el-form-item label="角色标识">
            <el-input v-model="form.code" :disabled="true" />
          </el-form-item>
          <el-form-item label="菜单权限">
            <el-checkbox v-model="menuExpand" @change="handleCheckedTreeExpand($event, 'menu')">展开/折叠</el-checkbox>
            <el-checkbox v-model="menuNodeAll" @change="handleCheckedTreeNodeAll($event, 'menu')">全选/全不选</el-checkbox>
            <el-tree class="tree-border" :data="menuOptions" show-checkbox ref="menu" node-key="id"
                :check-strictly="form.menuCheckStrictly" empty-text="加载中，请稍后" :props="defaultProps"></el-tree>
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button v-preventReClick type="primary" @click="submitMenu">确 定</el-button>
          <el-button v-preventReClick @click="cancelMenu">取 消</el-button>
        </div>
      </el-dialog>
    </div>
  </template>
  
  <script>
  import {
    addRole,
    changeRoleStatus,
    delRole,
    exportRole,
    getRole,
    listRole,
    updateRole
  } from "@/api/system/role";
  import {listSimpleMenus} from "@/api/system/menu";
  import {assignRoleMenu, listRoleMenus, assignRoleDataScope} from "@/api/system/permission";
  import {listSimpleDepts} from "@/api/system/dept";
  import {CommonStatusEnum, SystemDataScopeEnum} from "@/utils/constants";
  import {DICT_TYPE, getDictDatas} from "@/utils/dict";
  import authright from "./components/authright.vue"
  
  export default {
    name: "SystemRole",
    components:{authright},
    data() {
      return {
        // 遮罩层
        loading: true,
        // 导出遮罩层
        exportLoading: false,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 角色表格数据
        roleList: [],
        // 是否是查看状态
        authrightModel:true,
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        // 是否显示弹出层（数据权限）
        openDataScope: false,
        // 是否显示弹出层（菜单权限）
        openMenu: false,
        menuExpand: false,
        menuNodeAll: false,
        deptExpand: true,
        deptNodeAll: false,
        // 菜单列表
        menuOptions: [],
        // 部门列表
        deptOptions: [], // 部门属性结构
        depts: [], // 部门列表
        // 查询参数
        queryParams: {
          pageNo: 1,
          pageSize: 10,
          type: 2,
          name: undefined,
          code: undefined,
          status: undefined,
          createTime: []
        },
        // 表单参数
        form: {},
        defaultProps: {
          label: "name",
          children: "children"
        },
        // 表单校验
        rules: {
          name: [
            { required: true, message: "角色名称不能为空", trigger: "blur" }
          ],
          code: [
            { required: true, message: "角色标识不能为空", trigger: "blur" }
          ],
          sort: [
            { required: true, message: "角色顺序不能为空", trigger: "blur" }
          ]
        },
        //参数传递
        id:'',
  
        // 枚举
        SysCommonStatusEnum: CommonStatusEnum,
        SysDataScopeEnum: SystemDataScopeEnum,
        // 数据字典
        roleTypeDictDatas: getDictDatas(DICT_TYPE.SYSTEM_ROLE_TYPE),
        statusDictDatas: getDictDatas(DICT_TYPE.COMMON_STATUS),
        dataScopeDictDatas: getDictDatas(DICT_TYPE.SYSTEM_DATA_SCOPE)
      };
    },
    created() {
      this.id = this.$route.query.id || ''
      this.getList();
    },
    methods: {
      /** 查询角色列表 */
      getList() {
        this.loading = true;
        listRole(this.queryParams).then(
          response => {
            this.roleList = response.data.list;
            this.total = response.data.total;
            this.loading = false;
  
            if(this.roleList.length == 0){
              this.$refs.authright.init('')
              return
            }
            let id = this.id || this.roleList[0].id || ''
            this.$refs.authright.init(id || '')
            this.$nextTick(() =>{
              this.$refs.table.toggleRowSelection(this.roleList.filter(res => res.id == id)[0],true);   
            })
          }
        );
      },
      emitauthrightModel(type){
        console.log(type,'tybe===')
        this.authrightModel = type
      },
      //禁止选中
      selectable(row,index){
          return row.status != 0 //为true的时候可以选，为false则不可选择
      },
      //表格select
      handleSelectionChange(val){
        if(val.length == this.roleList.length){
          this.$refs.table.clearSelection();        
          return
        }
        if (val.length > 1) {    
          this.$refs.table.clearSelection();        
          this.$refs.table.toggleRowSelection(val.pop());     
          
          this.$refs.authright.init(val[0].id)
        }
       
      },
      // 角色状态修改
      handleStatusChange(row) {
        // 此时，row 已经变成目标状态了，所以可以直接提交请求和提示
        let text = row.status === CommonStatusEnum.ENABLE ? "启用" : "停用";
        this.$modal.confirm('确认要"' + text + '""' + row.name + '"角色吗?').then(function() {
            return changeRoleStatus(row.id, row.status);
          }).then(() => {
            this.$modal.msgSuccess(text + "成功");
          }).catch(function() {
            // 异常时，需要将 row.status 状态重置回之前的
            row.status = row.status === CommonStatusEnum.ENABLE ? CommonStatusEnum.DISABLE
                : CommonStatusEnum.ENABLE;
          });
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 取消按钮（数据权限）
      cancelDataScope() {
        this.openDataScope = false;
        this.reset();
      },
      // 取消按钮（菜单权限）
      cancelMenu() {
        this.openMenu = false;
        this.reset();
      },
      // 表单重置
      reset() {
        if (this.$refs.menu !== undefined) {
          this.$refs.menu.setCheckedKeys([]);
        }
        this.menuExpand = false;
        this.menuNodeAll = false;
        this.deptExpand = true;
        this.deptNodeAll = false;
        this.form = {
          id: undefined,
          name: undefined,
          code: undefined,
          sort: 0,
          deptIds: [],
          menuIds: [],
          dataScope: undefined,
          deptCheckStrictly: false,
          menuCheckStrictly: true,
          remark: undefined
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.pageNo = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.handleQuery();
      },
      // 树权限（展开/折叠）
      handleCheckedTreeExpand(value, type) {
        if (type === 'menu') {
          let treeList = this.menuOptions;
          for (let i = 0; i < treeList.length; i++) {
            this.$refs.menu.store.nodesMap[treeList[i].id].expanded = value;
          }
        } else if (type === 'dept') {
          let treeList = this.deptOptions;
          for (let i = 0; i < treeList.length; i++) {
            this.$refs.dept.store.nodesMap[treeList[i].id].expanded = value;
          }
        }
      },
      // 树权限（全选/全不选）
      handleCheckedTreeNodeAll(value, type) {
        if (type === 'menu') {
          this.$refs.menu.setCheckedNodes(value ? this.menuOptions: []);
        } else if (type === 'dept') {
          // this.$refs.dept.setCheckedNodes(value ? this.deptOptions: []);
          this.$refs.dept.setCheckedNodes(value ? this.depts: []);
        }
      },
      // 树权限（父子联动）
      handleCheckedTreeConnect(value, type) {
        if (type === 'menu') {
          this.form.menuCheckStrictly = value;
        } else if (type === 'dept') {
          this.form.deptCheckStrictly = !value;
        }
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加角色";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset();
        const id = row.id
        getRole(id).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "查看角色";
        });
      },
      /** 分配菜单权限操作 */
      handleMenu(row) {
        this.reset();
        const id = row.id
        // 处理了 form 的角色 name 和 code 的展示
        this.form.id = id;
        this.form.name = row.name;
        this.form.code = row.code;
        // 打开弹窗
        this.openMenu = true;
        // 获得菜单列表
        listSimpleMenus().then(response => {
          // 处理 menuOptions 参数
          this.menuOptions = [];
          this.menuOptions.push(...this.handleTree(response.data, "id"));
          // 获取角色拥有的菜单权限
          listRoleMenus(id).then(response => {
            // 设置为严格，避免设置父节点自动选中子节点，解决半选中问题
            this.form.menuCheckStrictly = true
            // 设置选中
            this.$refs.menu.setCheckedKeys(response.data);
            // 设置为非严格，继续使用半选中
            this.form.menuCheckStrictly = false
          })
        });
  
      },
      /** 分配数据权限操作 */
      handleDataScope(row) {
        this.reset();
        // 处理了 form 的角色 name 和 code 的展示
        this.form.id = row.id;
        this.form.name = row.name;
        this.form.code = row.code;
        // 打开弹窗
        this.openDataScope = true;
        // 获得部门列表
        listSimpleDepts().then(response => {
          // 处理 deptOptions 参数
          this.deptOptions = [];
          this.deptOptions.push(...this.handleTree(response.data, "id"));
          this.depts = response.data;
          // this.deptIds = response.data.map(x => x.id);
          // 获得角色拥有的数据权限
          getRole(row.id).then(response => {
            this.form.dataScope = response.data.dataScope;
            this.$refs.dept.setCheckedKeys(response.data.dataScopeDeptIds, false);
          });
        });
      },
      /** 提交按钮 */
      submitForm: function() {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.id !== undefined) {
              updateRole(this.form).then(response => {
                this.$modal.msgSuccess("修改成功");
                this.open = false;
                this.getList();
              });
            } else {
              addRole(this.form).then(response => {
                this.$modal.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              });
            }
          }
        });
      },
      /** 提交按钮（数据权限） */
      submitDataScope: function() {
        if (this.form.id !== undefined) {
          assignRoleDataScope({
            roleId: this.form.id,
            dataScope: this.form.dataScope,
            dataScopeDeptIds: this.form.dataScope !== SystemDataScopeEnum.DEPT_CUSTOM ? [] :
                this.$refs.dept.getCheckedKeys()
          }).then(response => {
            this.$modal.msgSuccess("修改成功");
            this.openDataScope = false;
            this.getList();
          });
        }
      },
      /** 提交按钮（菜单权限） */
      submitMenu: function() {
        if (this.form.id !== undefined) {
          assignRoleMenu({
            roleId: this.form.id,
            menuIds: [...this.$refs.menu.getCheckedKeys(), ...this.$refs.menu.getHalfCheckedKeys()]
          }).then(response => {
            this.$modal.msgSuccess("修改成功");
            this.openMenu = false;
            this.getList();
          });
        }
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        const ids = row.id || this.ids;
        this.$modal.confirm('是否确认删除角色编号为"' + ids + '"的数据项?').then(function() {
            return delRole(ids);
          }).then(() => {
            this.getList();
            this.$modal.msgSuccess("删除成功");
        }).catch(() => {});
      },
      /** 导出按钮操作 */
      handleExport() {
        const queryParams = this.queryParams;
        this.$modal.confirm('是否确认导出所有角色数据项?').then(function() {
            this.exportLoading = true;
            return exportRole(queryParams);
          }).then(response => {
            this.$download.excel(response, '角色数据.xls');
            this.exportLoading = false;
        }).catch(() => {});
      }
    }
  };
  </script>
  <style lang="scss" scoped>
  ::v-deep .table .el-checkbox__inner{
    border-radius: 50%;
  }
  .wapper-border{
    border-right: 1px solid #DDD;
  }
  .wapper-padding{
    padding-left: 15px;
  }
  </style>